What's Changed

• Fix collection.find_one(...) sorting using dicts by @santiagopardal in https://github.com/mongomock/mongomock/pull/897
• Remove usage of legacy syntax constructs by @mdomke in https://github.com/mongomock/mongomock/pull/899
• Adapt code to refactored Mongo driver GridFS implementation by @mdomke in https://github.com/mongomock/mongomock/pull/905
• Adding support for aggregation pipelines in updates by @maximkir-fl in https://github.com/mongomock/mongomock/pull/906

New Contributors

• @santiagopardal made their first contribution in https://github.com/mongomock/mongomock/pull/897

Full Changelog: https://github.com/mongomock/mongomock/compare/4.2.0...4.3.0